Question

A)X-3=5

B)X+2=7

C)X-7=-7

D)X-109=5

E)X+1=15

F)3X=12

G)4X=16

H)3X-2=10

I)20X-4=5X

J)4X-8X=36

K) 4X-10=2X+2

ME AJUDEN POR FAVOR
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Answer 1

Explicação passo-a-passo:

a) x-3=5

x=5+3

x=8

b)x+2=7

x=7-2

x=5

c)x-7=-7

x=-7+7

x=7

d)x-109=5

x=5+109

x=114

e)x+1=15

x=15-1

x=14

f)3x=12

x=12÷3

x=4

g)4x=16

x=16÷4

x=4

h)3x-2=10

3x=10+2

3x=12

x=12÷3

x=4

i)20x-4=5x ...

j)4x-8x=36

8x-4x=36

4x=36

x=36÷4

x=9

k)4x-10=2x+2

4x-2x=2+10

2x=12

x=12÷2

x=6